                         \begin{tabular}{l*{2}{c}} \hline \hline \noalign{\smallskip}                                         & \multicolumn{1}{c}{\shortstack{Share\\inventors}}                                          & \multicolumn{1}{c}{\shortstack{Share inventors\\in top 5 percent\\of citations}}  \\ \hline                 
\noalign{\smallskip}
College graduate quality&    0.061\sym{***}&    0.004\sym{***}\\
                &  (0.005)         &  (0.001)         \\
\hline \noalign{\smallskip} 
Mean outcome    &   0.0099         &   0.0006         \\
Std. dev. college graduate quality&     0.15         &     0.15         \\
N               &      362         &      362         \\
                         \hline \hline \noalign{\smallskip}                         \end{tabular}                 
